Neil deGrasse Tyson on why we need a space program
Dr. Neil deGrasse Tyson delivers an impressive plea to the U.S. Congress to hoist America from its economic dip by boldly reinvesting in a robust space program.
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Dr. Neil deGrasse Tyson delivers an impressive plea to the U.S. Congress to hoist America from its economic dip by boldly reinvesting in a robust space program.
